XENCOR INC (XNCR) Institutional Ownership Changes & 13F Activity
XENCOR INC (XNCR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Price T Rowe Associates Inc, Deep Track Capital, Lp, Ra Capital Management, L.P., Aqr Capital Management Llc, and Seven Fleet Capital Management Lp.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Sell | -31,203 | -38.6% | 49,696 | $800.11K | Q2 2026 | Sep 09, 2026 |
| Parkside Financial Bank & Trust | Sell | -48 | -75.0% | 16 | $258.00 | Q2 2026 | Sep 04, 2026 |
| Citadel Advisors Llc | Sell | -186,873 | -49.5% | 190,826 | $3.07M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Buy | +5,258 | +12.8% | 46,328 | $745.88K | Q2 2026 | Aug 24, 2026 |
| Mercer Global Advisors Inc | Buy | +17,151 | — | 17,151 | $276.13K | Q2 2026 | Aug 19, 2026 |
| Seven Fleet Capital Management Lp | Buy | +288,305 | +360.4% | 368,305 | $7.83M | Q2 2026 | Aug 17, 2026 |
| Price T Rowe Associates Inc | Buy | +795,989 | +51.0% | 2,356,409 | $37.94M | Q2 2026 | Aug 14, 2026 |
| Deep Track Capital, Lp | Buy | +593,551 | — | 593,551 | $9.56M | Q2 2026 | Aug 14, 2026 |
| Ra Capital Management, L.P. | Buy | +377,037 | +7.7% | 5,274,274 | $84.92M | Q2 2026 | Aug 14, 2026 |
| Aqr Capital Management Llc | Buy | +321,419 | +197.9% | 483,834 | $7.79M | Q2 2026 | Aug 14, 2026 |
| Hudson Bay Capital Management Lp | Sell | -277,320 | -56.9% | 210,000 | $3.38M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +260,612 | — | 260,612 | $4.20M | Q2 2026 | Aug 14, 2026 |
| Millennium Management Llc | Buy | +243,889 | +40.0% | 853,677 | $13.74M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +204,985 | +26.8% | 968,778 | $15.60M | Q2 2026 | Aug 14, 2026 |
| Primecap Management Co/Ca/ | Sell | -156,700 | -1.5% | 10,181,322 | $163.92M | Q2 2026 | Aug 14, 2026 |
| Adar1 Capital Management, Llc | Buy | +138,895 | +148.3% | 232,560 | $3.74M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +124,368 | — | 124,368 | $2.00M | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment Lp | Buy | +100,064 | +224.9% | 144,555 | $2.33M | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | Buy | +71,572 | — | 71,572 | $1.15M | Q2 2026 | Aug 14, 2026 |
| Hsbc Holdings Plc | Buy | +66,903 | +114.2% | 125,482 | $2.08M | Q2 2026 | Aug 14, 2026 |
| Quinn Opportunity Partners Llc | Buy | +60,000 | +200.0% | 90,000 | $1.45M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +50,475 | — | 50,475 | $812.65K | Q2 2026 | Aug 14, 2026 |
| Raymond James Financial Inc | Buy | +47,225 | +169.4% | 75,105 | $1.21M | Q2 2026 | Aug 14, 2026 |
| Man Group Plc | Sell | -35,314 | -37.7% | 58,380 | $939.92K | Q2 2026 | Aug 14, 2026 |
| Wells Fargo & Company/Mn | Buy | +33,604 | +123.4% | 60,837 | $979.48K | Q2 2026 | Aug 14, 2026 |
| Tudor Investment Corp Et Al | Buy | +29,099 | +66.4% | 72,917 | $1.17M | Q2 2026 | Aug 14, 2026 |
| Squarepoint Ops Llc | Buy | +28,507 | — | 28,507 | $458.96K | Q2 2026 | Aug 14, 2026 |
| Highvista Strategies Llc | Sell | -26,223 | -49.4% | 26,822 | $431.83K | Q2 2026 | Aug 14, 2026 |
| Alliancebernstein L.P. | Buy | +25,700 | +35.6% | 97,790 | $1.18M | Q2 2026 | Aug 14, 2026 |
| Brevan Howard Capital Management Lp | Sell | -24,972 | -58.5% | 17,712 | $285.16K | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about XNCR activity
Which institutional owners are buying XNCR?
Institutional owners buying XNCR include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in XNCR activity?
"Buy" means an investor increased their reported position in XNCR compared to the prior reporting period. This reflects growing exposure to XENCOR INC (XNCR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in XNCR increasing?
Institutional interest in XNCR can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related XNCR Institutional Insights
- XNCR Overview
- XNCR 13F Institutional Holders
- XNCR Top Institutional Shareholders
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- XNCR Insider Trading & SEC Form 4 Activity
- XNCR Articles
- Top Institutional Investor Stock Rankings