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iSpecimen Inc.

ISPC
Exchange
Nasdaq
Industry
Services-Commercial Physical & Biological Research
SEC CIK
0001558569

No open-market purchases or sales by iSpecimen Inc. insiders were filed in the last 90 days; 8 institutions reported holding it in 13F filings for Q2 2026, worth $152.0K in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in iSpecimen Inc. as of Jun 30, 2026. 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
8
−4 vs. Q1 2026
Shares held
65.0K
−466.6K (−87.8%) vs. Q1 2026
Total value
$152.0K
+$68.5K (+82.1%) vs. Q1 2026
New holders
2
0 more added
Sold out
6
6 more reduced

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ISPC 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 2026: 8 institutions
Q1 2021: 0 institutionsQ2 2021: 7 institutionsQ3 2021: 9 institutionsQ4 2021: 13 institutionsQ1 2022: 13 institutionsQ2 2022: 14 institutionsQ3 2022: 15 institutionsQ4 2022: 13 institutionsQ1 2023: 14 institutionsQ2 2023: 13 institutionsQ3 2023: 13 institutionsQ4 2023: 14 institutionsQ1 2024: 11 institutionsQ2 2024: 13 institutionsQ3 2024: 6 institutionsQ4 2024: 7 institutionsQ1 2025: 8 institutionsQ2 2025: 9 institutionsQ3 2025: 12 institutionsQ4 2025: 11 institutionsQ1 2026: 12 institutionsQ2 2026: 8 institutions
Value heldQ2 2026: $152.0K
Q1 2021: $0Q2 2021: $8.10MQ3 2021: $5.35MQ4 2021: $9.21MQ1 2022: $1.98MQ2 2022: $813.0KQ3 2022: $781.0KQ4 2022: $653.0KQ1 2023: $665.4KQ2 2023: $596.9KQ3 2023: $238.5KQ4 2023: $195.7KQ1 2024: $69.1KQ2 2024: $103.1KQ3 2024: $182.9KQ4 2024: $94.9KQ1 2025: $63.7KQ2 2025: $66.1KQ3 2025: $443.0KQ4 2025: $32.9KQ1 2026: $83.5KQ2 2026: $152.0K
Institutions holding ISPC and their total value by quarter
QuarterHoldersValue
Q2 20268$152.0K
Q1 202612$83.5K
Q4 202511$32.9K
Q3 202512$443.0K
Q2 20259$66.1K
Q1 20258$63.7K
Q4 20247$94.9K
Q3 20246$182.9K
Q2 202413$103.1K
Q1 202411$69.1K
Q4 202314$195.7K
Q3 202313$238.5K
Q2 202313$596.9K
Q1 202314$665.4K
Q4 202213$653.0K
Q3 202215$781.0K
Q2 202214$813.0K
Q1 202213$1.98M
Q4 202113$9.21M
Q3 20219$5.35M
Q2 20217$8.10M
Q1 20210$0

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding iSpecimen Inc.; share changes are against Q1 2026.

Institutions holding ISPC in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
UBS Group AG32,037$84.9K0.00%−21,707−40.4%Reduced
Jane Street Group, LLC24,414$64.7K0.00%−31,217−56.1%Reduced
IFP Advisors, Inc8,200$1.51K0.00%+8,200New
Tower Research Capital LLC (TRC)219$5800.00%−6,432−96.7%Reduced
BlackRock, Inc.71$1880.00%−2,756−97.5%Reduced
Vanguard Capital Management LLC31$820.00%−1,206−97.5%Reduced
Caitong International Asset Management Co., Ltd2$50.00%+2New
SBI Securities Co., Ltd.1$30.00%−18−94.7%Reduced
Geode Capital Management, LLC0$00.00%−313,098−100.0%Sold out
Citadel Advisors LLC0$00.00%−50,471−100.0%Sold out
Vanguard Fiduciary Trust Co0$00.00%−28,170−100.0%Sold out
StoneX Group Inc.0$00.00%−19,710−100.0%Sold out
Gill Capital Partners, LLC0$00.00%−15−100.0%Sold out
Sachetta, LLC0$00.00%−2−100.0%Sold out