At the heart of this study lies the concept of TMTIN, which captures the interconnectedness between top executives across firms through shared appointments on boards or committees. These interlocking directorates create a web of social and professional ties, positioning certain management teams as network hubs that wield considerable influence over corporate behavior. Hu and Li’s analysis demonstrates that occupying central positions within these networks significantly inhibits the prevalence of unethical actions, underscoring the vital role social capital plays in curbing opportunistic corporate conduct.

Delving deeper into the structural nuances of TMTIN, the study distinguishes between different types of centrality metrics—betweenness, eigenvector, degree, and closeness—to unravel which network positions most effectively constrain CUB. The findings highlight that betweenness and eigenvector centrality, indicators of brokerage capacity and connections to influential peers, exert a stronger suppressive effect on unethical behavior than degree and closeness centrality, which reflect mere connection counts or proximity within the network. This distinction illuminates the functional intricacies of social networks, suggesting that strategic positioning as a critical intermediary or influential node is more pivotal than simply broad connectivity.

The research further explores external and internal factors that modulate the TMTIN-CUB relationship, bringing to light the powerful amplifying effect of media coverage. External scrutiny acts as a catalyst, reinforcing the deterrent impacts of network centrality by elevating transparency and corporate accountability. Media attention, therefore, does not merely report unethical actions but actively shapes the network’s ability to police and regulate corporate behavior, thereby intensifying the ethical constraints borne by central management teams.

In addition to media influence, the study scrutinizes the heterogeneity within TMT knowledge backgrounds—aspects including political, overseas, award-based, financial, and academic experiences—and their moderating roles on the effectiveness of TMTIN in checking unethical practices. Political connections and award recognitions emerge as particularly potent in enhancing the inhibitory power of TMTIN, likely due to their ties to regulatory influence and reputational capital. Overseas experience similarly strengthens ethical governance by broadening perspectives and embedding cross-border norms.

Conversely, financial and academic backgrounds present a nuanced picture. TMT members with financial expertise often exhibit a short-term, performance-focused mindset that undermines collaborative information sharing and sustained ethical investment, thus dampening the positive network effects. Academics, despite their theoretical insights, may lack practical applicability and grapple with limited reputational authority within complex regulatory environments. Their narrower social embeddedness and functional ties confined to capital markets or scholarly circles further dilute their contribution to network efficacy in curbing unethical behavior.

Beyond identifying influencing factors, Hu and Li advance a comprehensive multi-channel mechanism that explicates how TMTIN mitigates CUB. They propose that central network positions confer significant information advantages, enabling firms to access early warnings and critical compliance signals that deter misconduct. Additionally, resource advantages stemming from network access facilitate better allocation toward governance and ethical safeguards. Crucially, social reputation—the collective recognition and accountability embedded in interlocking ties—serves as a powerful normative force reinforcing ethical behavior among connected management teams.

This threefold mechanism enriches the theoretical landscape of social network analysis by broadening the scope from traditional information and resource perspectives to include reputational dynamics as a vital conduit for ethical governance. Such a framework not only clarifies the pathways through which TMTIN exerts influence but also underscores the multifaceted nature of network effects on corporate morality, opening avenues for refined empirical examination in future studies.

Importantly, the study situates its findings within the institutional context of the Chinese market, an emergent economy characterized by unique governance norms and regulatory configurations. The research contributes to the localization of social network theory by demonstrating that collective network structures like TMTIN operate effectively in non-Western settings to shape corporate ethics. This contextual embedding affirms the adaptability and relevance of network theory while highlighting the diverse manifestations of governance dynamics across global capital markets.

The practical implications of the research are profound. Firms seeking to enhance their ethical standing can strategically develop TMTIN by encouraging centrality within interlocking networks. Particularly, prioritizing recruitment of executives with political, overseas, or award-based backgrounds can amplify governance quality by reinforcing the network’s capacity to check unethical conduct. Equally, investors and stakeholders gain a valuable lens for assessing firm integrity by monitoring media exposure levels and analyzing TMT knowledge profiles, equipping them to anticipate and respond to potential ethical risks.

Moreover, the amplified role of media underscores the necessity for transparent and proactive communication strategies within corporations. By fostering an environment of external scrutiny, firms not only improve reputational resilience but also strengthen the internal discipline mechanisms linked to TMTIN. Collectively, these insights advocate for an integrated governance approach, leveraging social network structures, diverse expertise, and external accountability to cultivate sustainable ethical cultures.

Despite its comprehensive scope, the study acknowledges certain limitations that pave the way for future inquiries. The conceptual model, anchored in social network theory, does not capture the full complexity and multifactorial nature of corporate unethical behavior. Subsequent research could integrate additional contextual variables and employ mixed methods approaches, including qualitative case studies, to render richer, more vivid understandings of how TMT dynamics intersect with misconduct.

The reliance on secondary data sources, while authoritative, introduces data gaps and temporal constraints—most notably, the dataset concluding in 2019. To extend and update findings, future research should incorporate fresh data streams and survey methodologies, allowing for real-time tracking of network evolution and ethical outcomes in the rapidly shifting corporate landscape.

Furthermore, focusing exclusively on centrality as a proxy for TMTIN structure simplifies the intricate multidimensionality of social networks. The authors recommend future work to incorporate nuanced network indicators such as structural holes and brokerage diversity, which could illuminate hidden pathways through which networks influence behavior. Such analytical deepening would sharpen theoretical precision and practical applicability alike.

The study ultimately stands as a seminal contribution to the interdisciplinary intersection of corporate governance, ethics, and social network theory. By unraveling the latent power of interlocking managerial ties framed within a context of media transparency and knowledge diversity, Hu and Li chart a forward-looking roadmap for firms, investors, regulators, and scholars committed to fostering credible and resilient capital markets. Their findings resonate beyond China’s borders, offering universally relevant insights into how complex social structures govern ethical behavior in the age of interconnectedness.

As global markets continue to evolve, the strategic development and management of top management networks will likely emerge as a critical lever for ensuring corporate responsibility. Harnessing the multifaceted advantages of these networks—information sharing, resource mobilization, and reputation safeguarding—promises to redefine governance paradigms and restore trust in the corporate sector. This study’s revelations about the dynamic interplay of network centrality, external scrutiny, and heterogeneous managerial backgrounds illuminate pathways toward that transformative future, making it a must-read for anyone invested in ethical capitalism.

Subject of Research:
The influence of top management team interlocking networks on corporate unethical behavior, with a focus on the moderating roles of media coverage and executive knowledge backgrounds.

Article Title:
Top management team interlocking network and corporate unethical behavior: the moderating role of media coverage and knowledge background.

Article References:
Hu, Y., Li, Z. Top management team interlocking network and corporate unethical behavior: the moderating role of media coverage and knowledge background. Humanit Soc Sci Commun 12, 887 (2025). https://doi.org/10.1057/s41599-025-05231-x

Image Credits: AI Generated

This unique category of shareholder activists has been identified as "quasi-insiders." A quasi-insider is typically a former CEO, director, or company founder who, after stepping down or being ousted, retains a significant shareholding and leverages intimate knowledge of corporate workings for activist campaigns. Their connection to the company’s operational core and governance history lends a distinct credibility—and complexity—to their interventions. Unlike detached investment funds motivated purely by financial returns, quasi-insiders bring personal legacy, reputation, and a deep understanding of corporate culture into the struggle for control and influence.

In an expansive analysis spanning over two decades, Jonathan Cohn, associate professor of finance at Texas McCombs, alongside colleagues Mitch Towner and Aazam Virani from the University of Arizona, parsed through thousands of datasets combining third-party shareholder activism records and federal financial disclosures. Their research struck a striking revelation: quasi-insider activism is far more pervasive and effective than previously recognized. Between 1995 and 2021, an impressive 327 quasi-insiders emerged publicly as activists, engaging in approximately 280 campaigns that targeted their former companies. This prevalence underscores the persistence of influence attempts from former leaders and challenges the notion that shareholder activism is solely the province of external investors.

Delving deeper into the profiles, the researchers discovered that a substantial proportion of these quasi-insiders were individuals who had held the highest echelons of corporate power. About 38% were former CEOs, 30% were company founders, and 21% were ex-directors. This breakdown highlights not only the hierarchical seniority of quasi-insiders but also the enduring nature of founder influence, even after formal separation from everyday operations. Their campaigns often center on regaining control of the board or steering strategic corporate decisions, leveraging a mix of personal insight and shareholder authority.

Effectiveness emerges as one of the most remarkable findings from the study. Nearly 43% of quasi-insider campaigns succeeded in achieving their primary objectives. These victories typically involved gaining seats on the board or influencing executive decisions, enabling quasi-insiders to shape corporate governance once more. Cohn underscores how this success rate is “strikingly high” relative to broader activism campaigns. Such efficacy may reflect quasi-insiders’ nuanced understanding of company weaknesses and leverage points, allowing for more surgical and credible activist interventions compared to more detached external investors.

Beyond governance outcomes, the financial markets appeared to respond positively to quasi-insider activism. On average, the stocks of targeted companies experienced a short-term boost of 3.9% between the day before a campaign announcement and ten days afterward. This market reaction suggests that investors interpret quasi-insider activism as a credible signal of forthcoming value-enhancing changes, or at least as a catalyst for strategic reevaluation in companies underperforming or in flux.

However, the longer-term financial consequences remain elusive. According to Cohn, evaluating sustained impacts on profitability or operational metrics proved challenging, as the dynamics following campaigns are complex and multifaceted. Nonetheless, initial data showed no evidence that these interventions harmed the financial health of targeted firms, helping to dispel concerns that quasi-insider activism destabilizes companies or impairs value creation over time.

Interestingly, quasi-insider activism predominantly targets smaller companies confronting financial difficulties or strategic impasses. Large hedge funds often bypass these firms due to insufficient financial incentives, thus opening a niche for quasi-insiders who possess both motivation and insider knowledge to engage in activist battles. Among the more recognizable names examined includes Humana, Hewlett-Packard, and Darden Restaurants, but the majority of quasi-insider activism occurs within less visible and smaller market cap entities.

One poignant illustration involves Destiny Media Technologies, an internet media company. After the founder was removed as CEO in 2017, he launched a self-nomination campaign to join the company’s board alongside allies, arguing wrongful termination and managerial failure. Despite his insider status and compelling narrative, the campaign ultimately fell short. This example encapsulates both the personal and contentious nature of many quasi-insider campaigns, which frequently hinge on disputes among individuals rather than purely strategic or ideological disagreements.

Cohn speculates that quasi-insider activism often reflects expanded battles of ego and identity. CEOs and founders are typically vested not only in a company’s fortunes but also their personal legacies. Thus, their activism embodies a belief that they possess superior insight and capability to run the company better than current leadership. This dynamic introduces significant interpersonal complexity, blurring the lines between financial objectives and personal validation.

For corporations, these insights suggest a nuanced approach to managing relationships with former executives and influential shareholders. Cohn references advice from popular culture—to “keep your friends close but your enemies closer”—emphasizing the strategic value in maintaining ongoing, respectful engagement with prior leaders. By doing so, companies might mitigate hostile quasi-insider activism or even harness the constructive input of seasoned former leadership, alleviating the risks posed by unchecked battles of control.

Ultimately, this emerging recognition of quasi-insider shareholder activism demands a recalibration in how boards, executives, and investors understand and respond to shareholder dynamics. The quasi-insider is neither a distant financial activist nor simply a disgruntled former employee; they embody a complex hybrid wielding personal history, insider knowledge, and substantial equity stakes. As shareholder activism continues to evolve, recognizing these “insiders at the periphery” reshapes the landscape of corporate governance, challenging conventional assumptions and highlighting the intricate web of influence shaping public companies today.

Subject of Research: Quasi-insider shareholder activism and its impact on corporate governance

Article Title: Quasi-Insider Shareholder Activism: Corporate Governance at the Periphery of Control

News Publication Date: February 1, 2025

Web References:

• https://doi.org/10.1093/rcfs/cfad016
• https://www.cnbc.com/2024/08/12/starbucks-and-activist-elliott-met-last-week-to-discuss-settlement.html
• https://www.forbes.com/sites/suzannerowankelleher/2024/10/24/southwest-airlines-bends-to-activist-investor-restructures-board/
• https://www.marketscreener.com/quote/stock/DESTINY-MEDIA-TECHNOLOGIE-65956845/news/Destiny-Media-Technologies-Invalidates-Nomination-Notice-by-Steven-Vestergaard-34124763/

References:
Cohn, J., Towner, M., & Virani, A. (2025). Quasi-Insider Shareholder Activism: Corporate Governance at the Periphery of Control. The Review of Corporate Finance Studies. https://doi.org/10.1093/rcfs/cfad016

Keywords: Business, Corporations, Finance, Public finance