Acadian Asset Management LLC reduced its holdings in Silver Standard Resources (SSRM) by nearly half in the first quarter, according to a recent SEC filing. The institutional investor sold more than 1.3 million shares, reflecting a significant shift in its position within the basic materials sector.
Acadian Asset Management LLC Reduces Stake in Silver Standard Resources Inc. $SSRM

Key Takeaways:
- Acadian Asset Management LLC sold 1,318,314 shares of SSR Mining (Silver Standard Resources).
- This transaction represented a 48.9% reduction in the firm’s holdings.
- The institutional investor now holds 1,376,348 shares of SSR.
- The sale occurred in the first quarter.
- Information was disclosed in a Form 13F filing with the SEC.
Background
Acadian Asset Management LLC, an institutional investor known for its strategic positions in basic materials, recently trimmed its exposure to Silver Standard Resources Inc. ( traded as SSRM on NASDAQ and SSO on the Toronto Stock Exchange ). The details of this move came to light through the company’s most recent Form 13F filing with the Securities and Exchange Commission.
Stake Reduction
The filing reveals a 48.9% decrease in Acadian’s stake during the first quarter. Specifically, the firm parted with 1,318,314 shares, leaving its holdings at 1,376,348. The substantial reduction underscores the firm’s notable pivot in its investment strategy toward SSR Mining, the name by which Silver Standard Resources is now commonly known.
Regulatory Filings
Like all institutional investors managing over $100 million in assets, Acadian is required to submit quarterly 13F reports to the SEC. These filings, followed closely by market analysts and investors, shed light on significant changes in institutional portfolios. Acadian’s disclosure regarding its SSR holdings offers insights into current attitudes concerning the basic materials sector.
Significance for SSRM
While Acadian’s decision to reduce its stake may point to changing investment calculations, SSR Mining continues to retain a portion of the firm’s portfolio. The basic materials space, and precious metals in particular, remains subject to numerous market and economic factors that could influence future decisions by institutional investors.
Looking Ahead
Although details about the rationale behind the sell-off have not been disclosed, market observers note that such moves can reflect shifting confidence levels or ongoing portfolio rebalancing efforts. As the industry watches for further updates, SSR Mining’s trajectory could be shaped both by broader commodity trends and the evolving strategies of major institutional players like Acadian.