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Rallybio Corp

RLYB
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001739410

No open-market purchases or sales by Rallybio Corp insiders were filed in the last 90 days; 37 institutions reported holding it in 13F filings for Q2 2026, worth $65.0M in total; Viking Global Investors is the only superinvestor holding it.

13F holders, Q2 2022

Institutional positions in Rallybio Corp as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
47
+1 vs. Q1 2022
Shares held
27.7M
−115.2K (−0.4%) vs. Q1 2022
Total value
$208.8M
+$14.9M (+7.7%) vs. Q1 2022
New holders
6
14 more added
Sold out
5
17 more reduced

1 institution that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting RLYB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2022: 47 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 34 institutionsQ4 2021: 38 institutionsQ1 2022: 47 institutionsQ2 2022: 47 institutionsQ3 2022: 53 institutionsQ4 2022: 58 institutionsQ1 2023: 53 institutionsQ2 2023: 59 institutionsQ3 2023: 58 institutionsQ4 2023: 54 institutionsQ1 2024: 62 institutionsQ2 2024: 66 institutionsQ3 2024: 49 institutionsQ4 2024: 49 institutionsQ1 2025: 47 institutionsQ2 2025: 48 institutionsQ3 2025: 45 institutionsQ4 2025: 46 institutionsQ1 2026: 38 institutionsQ2 2026: 37 institutions
Value heldQ2 2022: $208.8M
Q1 2021: $0Q2 2021: $0Q3 2021: $419.9MQ4 2021: $260.1MQ1 2022: $193.9MQ2 2022: $208.8MQ3 2022: $402.1MQ4 2022: $212.3MQ1 2023: $183.3MQ2 2023: $188.3MQ3 2023: $105.2MQ4 2023: $75.9MQ1 2024: $55.9MQ2 2024: $42.4MQ3 2024: $36.5MQ4 2024: $31.1MQ1 2025: $20.9MQ2 2025: $10.5MQ3 2025: $14.1MQ4 2025: $16.6MQ1 2026: $41.9MQ2 2026: $65.0M
Institutions holding RLYB and their total value by quarter
QuarterHoldersValue
Q2 202637$65.0M
Q1 202638$41.9M
Q4 202546$16.6M
Q3 202545$14.1M
Q2 202548$10.5M
Q1 202547$20.9M
Q4 202449$31.1M
Q3 202449$36.5M
Q2 202466$42.4M
Q1 202462$55.9M
Q4 202354$75.9M
Q3 202358$105.2M
Q2 202359$188.3M
Q1 202353$183.3M
Q4 202258$212.3M
Q3 202253$402.1M
Q2 202247$208.8M
Q1 202247$193.9M
Q4 202138$260.1M
Q3 202134$419.9M
Q2 20210$0
Q1 20210$0

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding Rallybio Corp; share changes are against Q1 2022.

Institutions holding RLYB in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Viking Global Investors LPSuperinvestorViking Global Investors4,194,777$31.7M0.14%00.0%Unchanged
5AM Venture Management, LLC3,730,724$28.2M6.97%−250,000−6.3%Reduced
TPG GP A, LLC3,028,414$22.9M0.35%00.0%Unchanged
FMR LLC2,893,557$21.8M0.00%−9640.0%Reduced
Canaan Partners XI LLC2,409,712$18.2M6.48%00.0%Unchanged
New Leaf Venture Partners, L.L.C.2,301,603$17.4M11.26%00.0%Unchanged
Pivotal bioVenture Partners Investment Advisor LLC2,271,311$17.1M8.64%00.0%Unchanged
Tekla Capital Management LLC1,931,120$14.6M0.57%−263,890−12.0%Reduced
BlackRock Inc.929,446$7.02M0.00%+21,282+2.3%Added
AJU IB Investment Co., Ltd.754,678$5.70M11.03%00.0%Unchanged
Vanguard Group Inc696,509$5.26M0.00%−13,540−1.9%Reduced
Novo Holdings A/S645,021$4.87M0.24%+209,077+48.0%Added
Laurion Capital Management LP402,000$3.04M0.13%+2,000+0.5%Added
Sectoral Asset Management Inc345,317$2.61M0.53%−39,752−10.3%Reduced
VR Adviser, LLC268,532$2.03M0.40%+268,532New
State Street Corp248,950$1.88M0.00%+90,377+57.0%Added
Geode Capital Management, LLC193,807$1.46M0.00%−25,223−11.5%Reduced
Northern Trust Corp116,234$878.0K0.00%−15,198−11.6%Reduced
Bank of New York Mellon Corp42,644$322.0K0.00%+956+2.3%Added
Charles Schwab Investment Management Inc40,247$304.0K0.00%−5,334−11.7%Reduced
Goldman Sachs Group Inc37,838$285.0K0.00%+22,549+147.5%Added
Nuveen Asset Management, LLC26,105$197.0K0.00%+313+1.2%Added
Rhumbline Advisers19,190$145.0K0.00%+6,195+47.7%Added
Alps Advisors Inc19,060$144.0K0.00%+19,060New
Millennium Management LLC18,195$137.0K0.00%−6,891−27.5%Reduced
New York State Common Retirement Fund12,885$97.0K0.00%+8,416+188.3%Added
Acadian Asset Management LLC10,188$77.0K0.00%+10,188New
Mercer Global Advisors Inc10,000$76.0K0.00%+10,000New
JPMorgan Chase & Co10,009$75.0K0.00%−2,365−19.1%Reduced
Deutsche Bank AG9,094$69.0K0.00%−586−6.1%Reduced
Morgan Stanley8,146$61.0K0.00%−1,671−17.0%Reduced
American International Group, Inc.7,466$56.0K0.00%−1,518−16.9%Reduced
California State Teachers Retirement System6,822$52.0K0.00%−872−11.3%Reduced
Barclays PLC5,404$41.0K0.00%−2,140−28.4%Reduced
Bank of America Corp3,033$23.0K0.00%+16+0.5%Added
Amalgamated Bank2,419$18.0K0.00%+1,359+128.2%Added
Tower Research Capital LLC (TRC)1,942$15.0K0.00%+630+48.0%Added
Legal & General Group Plc1,747$13.0K0.00%00.0%Unchanged
Citigroup Inc1,699$13.0K0.00%+309+22.2%Added
STRS Ohio1,700$12.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.1,410$10.0K0.00%+860+156.4%Added
Wells Fargo & Company633$5.00K0.00%−3,034−82.7%Reduced
Resources Management Corp250$2.00K0.00%00.0%Unchanged
Royal Bank of Canada91$1.00K0.00%−1,021−91.8%Reduced
Daiwa Securities Group Inc.94$1.00K0.00%00.0%Unchanged
Credit Suisse AG24$00.00%+24New
Ellevest, Inc.4$00.00%+4New
Walleye Capital LLC0$00.00%−59,543−100.0%Sold out
Renaissance Technologies LLC0$00.00%−52,715−100.0%Sold out
Jump Financial, LLC0$00.00%−20,800−100.0%Sold out
Trexquant Investment LP0$00.00%−15,798−100.0%Sold out
Allspring Global Investments Holdings, LLC0$00.00%−4,449−100.0%Sold out
Amalgamated Financial Corp.––––Not filed