Seer Ownership | Who Owns Seer?

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Seer Ownership Summary

Seer is owned by 47.54% institutional investors, 3.39% insiders, and 49.07% retail investors. Softbank group is the largest institutional shareholder, holding 8.84% of SEER shares. American Funds SMALLCAP World A is the top mutual fund, with 3.35% of its assets in Seer shares.

SEER Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Seer	47.54%	3.39%	49.07%
Sector	Healthcare Stocks	479.67%	11.03%	-390.70%
Industry	Biotech Stocks	295.80%	10.97%	-206.77%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Softbank group	5.14M	8.84%	$10.99M
Artal group	4.75M	7.35%	$7.98M
Siren	4.00M	6.89%	$8.56M
Blackrock	2.64M	4.09%	$4.44M
Acadian asset management	2.15M	3.70%	$4.60M
Vanguard group	2.18M	3.57%	$5.04M
Blackrock funding, inc. /de	1.87M	3.23%	$4.01M
Tang capital management	1.34M	2.31%	$2.88M
Aju ib investment	816.38K	1.41%	$1.75M
Renaissance	843.70K	1.38%	$1.95M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
1888 investments	359.14K	44.04%	$768.57K
Aju ib investment	816.38K	1.90%	$1.75M
Siren	4.00M	0.44%	$8.56M
Kent lake capital	500.00K	0.38%	$840.00K
Artal group	4.75M	0.20%	$7.98M
Tang capital management	1.34M	0.15%	$2.88M
Palumbo wealth management	105.38K	0.07%	$225.50K
Softbank group	5.14M	0.04%	$10.99M
Bridgeway capital management	727.74K	0.04%	$1.68M
Berkshire asset management llc/pa	275.00K	0.03%	$588.50K

Top Buyers

Holder	Shares	% Assets	Change
Renaissance	843.70K	0.00%	179.57K
Ubs group	142.11K	0.00%	141.67K
Two sigma advisers, lp	681.90K	0.00%	132.80K
Hrt financial lp	119.51K	0.00%	119.51K
Bridgeway capital management	727.74K	0.04%	109.00K

Top Sellers

Holder	Shares	% Assets	Change
Blackrock	2.64M	0.00%	-3.01M
Capital world investors	-	-	-2.06M
State street	139.27K	-	-1.01M
Citigroup	389.59K	0.00%	-760.50K
Blackrock funding, inc. /de	1.87M	0.00%	-710.14K

New Positions

Holder	Shares	% Assets	Change	Value
Hrt financial lp	119.51K	0.00%	119.51K	$255.00K
Xtx topco	80.30K	0.01%	80.30K	$171.83K
Prelude capital management	50.62K	0.01%	50.62K	$108.33K
Aqr capital management	17.79K	-	17.79K	$29.88K
Graham capital management	15.28K	0.00%	15.28K	$32.69K

Sold Out

Holder	Change
Srs capital advisors	-90.00
Eagle bay advisors	-100.00
Ronald blue trust	-138.00
Gamma investing	-392.00
Eversource wealth advisors	-492.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	68	-	27,613,223	1.58%	47	2.27%	33	65.00%	21	-27.59%
Mar 31, 2025	69	-5.48%	27,542,419	-6.99%	46	1.98%	20	-35.48%	29	31.82%
Dec 31, 2024	71	-	28,642,082	-2.45%	46	2.03%	29	11.54%	22	-21.43%
Sep 30, 2024	71	-21.98%	29,361,071	-14.74%	47	1.69%	27	-34.15%	28	-15.15%
Jun 30, 2024	91	4.60%	34,435,590	-8.84%	53	1.54%	41	-4.65%	33	26.92%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
American Funds SMALLCAP World A	2.06M	3.35%	-
Vanguard Total Stock Mkt Idx Inv	1.55M	2.75%	-34.08K
Vanguard US Total Market Shares ETF	1.59M	2.67%	-
Bridgeway Ultra-Small Company	595.94K	1.00%	15.00K
Fidelity OTC	582.50K	0.99%	-250.00
Vanguard Institutional Extnd Mkt Idx Tr	403.15K	0.72%	-159.39K
BlackRock Advantage Small Cap Core Instl	308.17K	0.52%	-6.50K
Invesco FTSE RAFI US 1500 Small-Mid ETF	231.43K	0.39%	-
Fidelity Extended Market Index	213.45K	0.36%	-557.00
NT R2000 Value Index Fund - NL	159.61K	0.26%	-13.51K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 20, 2025	Horn David R.	PRESIDENT & CFO	Sell	$13.96K
Aug 20, 2025	Farokhzad Omid	CEO AND CHAIR	Sell	$69.48K
Jun 13, 2025	Nishar Dipchand	-	Sell	$62.94K
May 20, 2025	Horn David R.	PRESIDENT & CFO	Sell	$14.03K
May 20, 2025	Farokhzad Omid	CEO AND CHAIR	Sell	$69.85K

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	-	2
2025 Q2	-	3
2025 Q1	-	2
2024 Q4	-	-
2024 Q3	-	-

SEER Ownership FAQ

Who Owns Seer?

Seer shareholders are primarily institutional investors at 47.54%, followed by 3.39% insiders and 49.07% retail investors. The average institutional ownership in Seer's industry, Biotech Stocks , is 295.80%, which Seer falls below.

Who owns the most shares of Seer?

Seer’s largest shareholders are Softbank group (5.14M shares, 8.84%), Artal group (4.75M shares, 7.35%), and Siren (4M shares, 6.89%). Together, they hold 23.08% of Seer’s total shares outstanding.

Does Blackrock own Seer?

Yes, BlackRock owns 4.09% of Seer, totaling 2.64M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 4.44M$. In the last quarter, BlackRock decreased its holdings by -3.005M shares, a -53.20% change.

Who is Seer’s biggest shareholder by percentage of total assets invested?

1888 investments is Seer’s biggest shareholder by percentage of total assets invested, with 44.04% of its assets in 359.14K Seer shares, valued at 768.57K$.

Who is the top mutual fund holder of Seer shares?

American Funds SMALLCAP World A is the top mutual fund holder of Seer shares, with 3.35% of its total shares outstanding invested in 2.06M Seer shares.

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