KORRO BIO INC (KRRO) Top Institutional Shareholders
KORRO BIO INC (KRRO) 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 $142.09M in KRRO holdings during the latest filing period.
Lynx1 Capital Management Lp is currently the largest disclosed institutional shareholder of KRRO tracked by InsiderSet, reporting ownership valued at approximately $17.41M 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 $17.00M, representing an estimated loss of -2.39% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 70% of the total disclosed KRRO value among the investors covered in this analysis. Major shareholders include Lynx1 Capital Management Lp, Nea Management Company, Llc, Atlas Venture Life Science Advisors, Llc, and several other long-term asset managers with concentrated positions in KORRO BIO INC (KRRO).
This page ranks the largest institutional KRRO 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
95
Total Reported Value
$142.09M
Largest Holder
Lynx1 Capital Management Lp
Largest Position
$17.41M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
111
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Lynx1 Capital Management Lp | 2.75% | 1,538,296 | $17,413,511 | $16,998,171 | -$415,340 | -2.39% | |
| Nea Management Company, Llc | 0.84% | 1,297,893 | $14,692,149 | $14,341,718 | -$350,431 | -2.39% | |
| Atlas Venture Life Science Advisors, Llc | 1.63% | 1,137,149 | $12,872,527 | $12,565,496 | -$307,031 | -2.39% | |
| Balyasny Asset Management L.P. | 0.02% | 1,040,054 | $11,773,411 | $11,492,597 | -$280,814 | -2.39% | |
| Venrock Adviser, Llc | 0.43% | 1,009,500 | $11,427,540 | $11,154,975 | -$272,565 | -2.39% | |
| Affinity Asset Advisors, Llc | 0.47% | 706,904 | $8,002,153 | $7,811,289 | -$190,864 | -2.39% | |
| Nantahala Capital Management, Llc | 0.47% | 660,036 | $7,471,608 | $7,293,398 | -$178,210 | -2.39% | |
| Adar1 Capital Management, Llc | 0.37% | 540,054 | $6,113,411 | $5,967,597 | -$145,814 | -2.39% | |
| Blackrock, Inc. | 0.00% | 460,006 | $5,207,267 | $5,083,066 | -$124,201 | -2.39% | |
| Driehaus Capital Management Llc | 0.04% | 450,045 | $5,094,509 | $4,972,997 | -$121,512 | -2.39% | |
| Tcg Crossover Management, Llc | 0.13% | 416,301 | $4,712,527 | $4,600,126 | -$112,401 | -2.39% | |
| Siren, L.L.C. | 0.11% | 347,718 | $3,936,168 | $3,842,284 | -$93,884 | -2.39% | |
| Vanguard Capital Management Llc | 0.00% | 310,913 | $3,519,535 | $3,435,589 | -$83,946 | -2.39% | |
| 72 Investment Holdings, Llc | 6.32% | 276,831 | $3,133,727 | $3,058,983 | -$74,744 | -2.39% | |
| Aqr Capital Management Llc | 0.00% | 267,755 | $3,030,986 | $2,958,693 | -$72,293 | -2.39% | |
| Adage Capital Partners Gp, L.L.C. | 0.00% | 228,400 | $2,585,488 | $2,523,820 | -$61,668 | -2.39% | |
| Geode Capital Management, Llc | 0.00% | 173,643 | $1,965,961 | $1,918,755 | -$47,206 | -2.40% | |
| Two Sigma Investments, Lp | 0.00% | 165,472 | $1,873,143 | $1,828,466 | -$44,677 | -2.39% | |
| Vanguard Portfolio Management Llc | 0.00% | 148,559 | $1,681,688 | $1,641,577 | -$40,111 | -2.39% | |
| State Street Corp | 0.00% | 140,341 | $1,588,660 | $1,550,768 | -$37,892 | -2.39% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 136,227 | $1,542,090 | $1,505,308 | -$36,782 | -2.39% |
| Jane Street Group, Llc | 0.00% | 115,704 | $1,309,769 | $1,278,529 | -$31,240 | -2.39% | |
| Millennium Management Llc | 0.00% | 63,606 | $720,020 | $702,846 | -$17,174 | -2.39% | |
| Emerald Mutual Fund Advisers Trust | 0.03% | 62,855 | $711,519 | $694,548 | -$16,971 | -2.39% | |
| F/M Investments Llc | 0.05% | 62,855 | $711,519 | $694,548 | -$16,971 | -2.39% | |
| Xtx Topco Ltd | 0.01% | 60,472 | $684,543 | $668,216 | -$16,327 | -2.39% | |
| Northern Trust Corp | 0.00% | 57,702 | $653,186 | $637,607 | -$15,579 | -2.39% | |
| Trexquant Investment Lp | 0.00% | 56,208 | $636,275 | $621,098 | -$15,177 | -2.39% | |
| Goldman Sachs Group Inc | 0.00% | 50,541 | $572,124 | $558,478 | -$13,646 | -2.39% | |
| Raymond James Financial Inc | 0.00% | 42,838 | $484,926 | $473,360 | -$11,566 | -2.39% | |
| Boothbay Fund Management, Llc | 0.01% | 42,000 | $475,440 | $464,100 | -$11,340 | -2.39% | |
| Vanguard Fiduciary Trust Co | 0.00% | 41,541 | $470,244 | $459,028 | -$11,216 | -2.39% | |
| Morgan Stanley | 0.00% | 41,123 | $465,512 | $454,409 | -$11,103 | -2.39% | |
| Fmr Llc | 0.00% | 38,900 | $440,348 | $429,845 | -$10,503 | -2.39% | |
| Quantinno Capital Management Lp | 0.00% | 35,978 | $407,271 | $397,557 | -$9,714 | -2.39% | |
| Marshall Wace, Llp | 0.00% | 34,343 | $388,763 | $379,490 | -$9,273 | -2.39% | |
| Citadel Advisors Llc | 0.00% | 30,914 | $349,946 | $341,600 | -$8,346 | -2.39% | |
| Aihc Capital Management Ltd | 0.29% | 30,265 | $342,600 | $334,428 | -$8,172 | -2.39% | |
| Mariner, Llc | 0.00% | 25,819 | $292,145 | $285,300 | -$6,845 | -2.34% | |
| Engineers Gate Manager Lp | 0.00% | 23,702 | $268,307 | $261,907 | -$6,400 | -2.39% | |
| Bank Of New York Mellon Corp | 0.00% | 21,730 | $245,980 | $240,117 | -$5,863 | -2.38% | |
| Ubs Group Ag | 0.00% | 21,676 | $245,372 | $239,520 | -$5,852 | -2.39% | |
| Quadrature Capital Ltd | 0.00% | 20,356 | $230,430 | $224,934 | -$5,496 | -2.39% | |
| Susquehanna Portfolio Strategies, Llc | 0.00% | 19,125 | $216,495 | $211,331 | -$5,164 | -2.39% | |
| Guggenheim Capital Llc | 0.00% | 14,097 | $159,579 | $155,772 | -$3,807 | -2.39% | |
| Charles Schwab Investment Management Inc | 0.00% | 13,394 | $151,620 | $148,004 | -$3,616 | -2.39% | |
| Ieq Capital, Llc | 0.00% | 12,777 | $144,636 | $141,186 | -$3,450 | -2.39% | |
| Deutsche Bank Ag\ | 0.00% | 10,544 | $119,358 | $116,511 | -$2,847 | -2.39% | |
| Rhumbline Advisers | 0.00% | 9,850 | $111,495 | $108,843 | -$2,653 | -2.38% | |
| Cwm, Llc | 0.00% | 9,772 | $110,619 | $107,981 | -$2,638 | -2.39% |
Frequently asked questions about KRRO
Who owns the most KRRO stock?
The largest holders of KRRO 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 KORRO BIO INC (KRRO).
Is KRRO widely held by superinvestors?
Many widely followed stocks like KRRO appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly KRRO 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.