SURROZEN INC (SRZN) Top Institutional Shareholders
SURROZEN INC (SRZN) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $249.56M in SRZN holdings during the latest filing period.
Tcg Crossover Management, Llc is currently the largest disclosed institutional shareholder of SRZN tracked by InsiderSet, reporting ownership valued at approximately $42.91M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $35.41M, representing an estimated loss of -17.47% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 68% of the total disclosed SRZN value among the investors covered in this analysis. Major shareholders include Tcg Crossover Management, Llc, Boxer Capital Management, Llc, Millennium Management Llc, and several other long-term asset managers with concentrated positions in SURROZEN INC (SRZN).
This page ranks the largest institutional SRZN shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
57
Total Reported Value
$249.56M
Largest Holder
Tcg Crossover Management, Llc
Largest Position
$42.91M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
67
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Tcg Crossover Management, Llc | 1.23% | 1,473,101 | $42,911,432 | $35,413,348 | -$7,498,084 | -17.47% | |
| Boxer Capital Management, Llc | 2.93% | 766,318 | $22,322,843 | $18,422,285 | -$3,900,558 | -17.47% | |
| Millennium Management Llc | 0.02% | 731,138 | $21,298,050 | $17,576,558 | -$3,721,492 | -17.47% | |
| Venrock Adviser, Llc | 0.69% | 632,931 | $18,437,280 | $15,215,661 | -$3,221,619 | -17.47% | |
| Spruce Street Capital Lp | 3.03% | 432,040 | $12,585,325 | $10,386,242 | -$2,199,083 | -17.47% | |
| Braidwell Lp | 0.38% | 396,100 | $11,538,393 | $9,522,244 | -$2,016,149 | -17.47% | |
| 5Am Venture Management, Llc | 3.13% | 387,500 | $11,287,875 | $9,315,500 | -$1,972,375 | -17.47% | |
| Kalehua Capital Management Llc | 9.46% | 385,178 | $11,220,235 | $9,259,679 | -$1,960,556 | -17.47% | |
| Vestal Point Capital, Lp | 0.28% | 338,611 | $9,863,738 | $8,140,208 | -$1,723,530 | -17.47% | |
| Vivo Capital, Llc | 0.63% | 260,000 | $7,573,800 | $6,250,400 | -$1,323,400 | -17.47% | |
| Perceptive Advisors Llc | 0.13% | 229,393 | $6,682,218 | $5,514,608 | -$1,167,610 | -17.47% | |
| Woodline Partners Lp | 0.03% | 227,848 | $6,637,212 | $5,477,466 | -$1,159,746 | -17.47% | |
| Balyasny Asset Management L.P. | 0.01% | 203,888 | $5,939,256 | $4,901,468 | -$1,037,788 | -17.47% | |
| Stempoint Capital Lp | 1.11% | 195,981 | $5,708,927 | $4,711,383 | -$997,544 | -17.47% | |
| Ikarian Capital, Llc | 0.72% | 173,107 | $5,042,607 | $4,161,492 | -$881,115 | -17.47% | |
| Acuta Capital Partners, Llc | 3.58% | 172,847 | $5,035,033 | $4,155,242 | -$879,791 | -17.47% | |
| Vanguard Capital Management Llc | 0.00% | 169,092 | $4,925,650 | $4,064,972 | -$860,678 | -17.47% | |
| Ameriprise Financial Inc | 0.00% | 159,711 | $4,652,382 | $3,839,452 | -$812,930 | -17.47% | |
| Silverarc Capital Management, Llc | 0.50% | 144,255 | $4,202,148 | $3,467,890 | -$734,258 | -17.47% | |
| Regents Of The University Of California | 0.14% | 133,207 | $3,880,320 | $3,202,296 | -$678,024 | -17.47% | |
| Adage Capital Partners Gp, L.L.C. | 0.00% | 88,653 | $2,582,462 | $2,131,218 | -$451,244 | -17.47% | |
| Euclidean Capital Llc | 0.65% | 87,696 | $2,554,584 | $2,108,212 | -$446,372 | -17.47% | |
| Fred Alger Management, Llc | 0.01% | 71,697 | $2,088,534 | $1,723,596 | -$364,938 | -17.47% | |
| Geode Capital Management, Llc | 0.00% | 65,849 | $1,918,966 | $1,583,010 | -$335,956 | -17.51% | |
| Eversept Partners, Lp | 0.11% | 58,624 | $1,707,717 | $1,409,321 | -$298,396 | -17.47% | |
| Arrowmark Colorado Holdings Llc | 0.04% | 55,123 | $1,605,733 | $1,325,157 | -$280,576 | -17.47% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 49,126 | $1,431,040 | $1,180,989 | -$250,051 | -17.47% |
| Boothbay Fund Management, Llc | 0.03% | 47,299 | $1,377,820 | $1,137,068 | -$240,752 | -17.47% | |
| Two Sigma Investments, Lp | 0.00% | 39,482 | $1,150,111 | $949,147 | -$200,964 | -17.47% | |
| Citadel Advisors Llc | 0.00% | 35,469 | $1,033,212 | $852,675 | -$180,537 | -17.47% | |
| Vanguard Fiduciary Trust Co | 0.00% | 35,390 | $1,030,911 | $850,776 | -$180,135 | -17.47% | |
| Stonepine Capital Management, Llc | 0.85% | 33,005 | $961,436 | $793,440 | -$167,996 | -17.47% | |
| 683 Capital Management, Llc | 0.09% | 33,000 | $961,290 | $793,320 | -$167,970 | -17.47% | |
| Blackrock, Inc. | 0.00% | 27,851 | $811,299 | $669,538 | -$141,761 | -17.47% | |
| State Street Corp | 0.00% | 27,726 | $807,658 | $666,533 | -$141,125 | -17.47% | |
| Goldman Sachs Group Inc | 0.00% | 25,851 | $753,040 | $621,458 | -$131,582 | -17.47% | |
| Lmr Partners Llp | 0.01% | 23,557 | $686,215 | $566,310 | -$119,905 | -17.47% | |
| Morgan Stanley | 0.00% | 22,446 | $653,851 | $539,602 | -$114,249 | -17.47% | |
| Ubs Group Ag | 0.00% | 21,247 | $618,925 | $510,778 | -$108,147 | -17.47% | |
| Marshall Wace, Llp | 0.00% | 18,930 | $551,431 | $455,077 | -$96,354 | -17.47% | |
| Qube Research & Technologies Ltd | 0.00% | 14,516 | $422,851 | $348,965 | -$73,886 | -17.47% | |
| Northern Trust Corp | 0.00% | 12,265 | $357,279 | $294,851 | -$62,428 | -17.47% | |
| Adar1 Capital Management, Llc | 0.02% | 12,000 | $349,560 | $288,480 | -$61,080 | -17.47% | |
| Alyeska Investment Group, L.P. | 0.00% | 10,188 | $296,776 | $244,920 | -$51,856 | -17.47% | |
| Hudson Bay Capital Management Lp | 0.00% | 8,653 | $252,062 | $208,018 | -$44,044 | -17.47% | |
| Bnp Paribas Financial Markets | 0.00% | 7,325 | $213,377 | $176,093 | -$37,284 | -17.47% | |
| Persistent Asset Partners Ltd | 0.08% | 7,143 | $208,076 | $171,718 | -$36,358 | -17.47% | |
| Jane Street Group, Llc | 0.00% | 7,091 | $206,561 | $170,468 | -$36,093 | -17.47% | |
| Vanguard Global Advisers, Llc | 0.00% | 2,570 | $74,864 | $61,783 | -$13,081 | -17.47% | |
| China Universal Asset Management Co., Ltd. | 0.01% | 2,500 | $72,825 | $60,100 | -$12,725 | -17.47% |
Frequently asked questions about SRZN
Who owns the most SRZN stock?
The largest holders of SRZN are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for SURROZEN INC (SRZN).
Is SRZN widely held by superinvestors?
Many widely followed stocks like SRZN appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly SRZN is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.