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Kiniksa Pharmaceuticals Ownership | Who Owns Kiniksa Pharmaceuticals?

OverviewForecastRevenueFinancialsChartTranscripts

Kiniksa Pharmaceuticals Ownership Summary

Kiniksa Pharmaceuticals is owned by 0.14% institutional investors, 4.58% insiders, and 95.28% retail investors. Harbor capital advisors is the largest institutional shareholder, holding 0.14% of KNSA shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 1.72% of its assets in Kiniksa Pharmaceuticals shares.

KNSA Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockKiniksa Pharmaceuticals0.14%4.58%95.28%
SectorHealthcare Stocks 57.39%9.93%32.68%
IndustryBiotech Stocks 68.48%9.65%21.87%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Harbor capital advisors98.09K0.14%$1.94M
Birchview capital, lp30.00K0.04%$593.40K
Geode capital management---
Arrowmark colorado---
National bank of canada /fi/---
Cerity partners---
Parallel advisors---
Prudential financial---
Essex investment management---
Voya investment management---

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Birchview capital, lp30.00K0.48%$593.40K
Harbor capital advisors98.09K0.08%$1.94M
Geode capital management---
Arrowmark colorado---
National bank of canada /fi/---
Cerity partners---
Parallel advisors---
Prudential financial---
Essex investment management---
Voya investment management---

Top Buyers

HolderShares% AssetsChange
Harbor capital advisors98.09K0.08%550.00
Birchview capital, lp30.00K0.48%-
Pnc financial services group---8.00
Riggs asset managment---30.00
Nelson, van denburg & campbell wealth management group---34.00

Top Sellers

HolderShares% AssetsChange
Blackrock---4.19M
Fairmount funds management---3.20M
Hhlr advisors---3.14M
Vanguard group---2.98M
Baker bros. advisors lp---2.81M

Sold Out

HolderChange
Pnc financial services group-8.00
Riggs asset managment-30.00
Nelson, van denburg & campbell wealth management group-34.00
Nisa investment advisors-58.00
Us bancorp \de\-116.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Dec 31, 20241-50.00%98,093-23.09%-432.56%1---
Sep 30, 20242-60.00%127,54390.97%-1987.95%1-66.67%--
Jun 30, 20245-96.88%66,788-99.83%-0.00%3-96.47%--100.00%
Mar 31, 20241606.67%38,944,11213.77%552.33%8523.19%48-14.29%
Dec 31, 20231503.45%34,231,785-1.90%481.96%69-5624.44%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard US Total Market Shares ETF1.25M1.72%-
Vanguard Total Stock Mkt Idx Inv1.16M1.59%-
iShares Russell 2000 ETF1.02M1.40%-8.80K
Pictet Biotech965.39K1.36%965.39K
Vanguard Small Cap Index955.71K1.32%777.00
Pictet-Biotech P USD640.19K0.88%-22.14K
Vanguard Institutional Extnd Mkt Idx Tr567.21K0.80%795.00
Vanguard Small Cap Growth Index Inv536.53K0.74%-1.82K
Fidelity Small Cap Growth491.51K0.68%-
Macquarie Small Cap Growth C444.16K0.62%-

Recent Insider Transactions

DateNameRoleActivityValue
Mar 20, 2025Ragosa Mark CHIEF FINANCIAL OFFICERSell$368.47K
Mar 19, 2025Ragosa Mark CHIEF FINANCIAL OFFICERSell$205.10K
Mar 12, 2025Megna Michael R CHIEF ACCOUNTING OFFICERSell$203.19K
Mar 12, 2025Ragosa Mark CHIEF FINANCIAL OFFICERSell$809.28K
Mar 10, 2025Tessari Eben CHIEF OPERATING OFFICERSell$261.33K

Insider Transactions Trends

DateBuySell
2025 Q2--
2025 Q1-8
2024 Q4-9
2024 Q3-14
2024 Q2--

KNSA Ownership FAQ

Who Owns Kiniksa Pharmaceuticals?

Kiniksa Pharmaceuticals shareholders are primarily institutional investors at 0.14%, followed by 4.58% insiders and 95.28% retail investors. The average institutional ownership in Kiniksa Pharmaceuticals's industry, Biotech Stocks , is 68.48%, which Kiniksa Pharmaceuticals falls below.

Who owns the most shares of Kiniksa Pharmaceuticals?

Kiniksa Pharmaceuticals’s largest shareholders are Harbor capital advisors (98.09K shares, 0.14%), Birchview capital, lp (30K shares, 0.04%), and Geode capital management (0 shares, 0%). Together, they hold 0.18% of Kiniksa Pharmaceuticals’s total shares outstanding.

Does Blackrock own Kiniksa Pharmaceuticals?

BlackRock is not among the top 10 institutional shareholders of Kiniksa Pharmaceuticals.

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

Birchview capital, lp is Kiniksa Pharmaceuticals’s biggest shareholder by percentage of total assets invested, with 0.48% of its assets in 30K Kiniksa Pharmaceuticals shares, valued at 593.4K$.

Who is the top mutual fund holder of Kiniksa Pharmaceuticals shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Kiniksa Pharmaceuticals shares, with 1.72% of its total shares outstanding invested in 1.25M Kiniksa Pharmaceuticals shares.

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