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OptimizeRx Corp
OPRXAdd to Watchlist
6.050USD
-0.220-3.51%
Close 07-31 16:00（ET）Quotes delayed by 15 min
113.53MMarket Cap
16.38P/E TTM
Shareholding Stats
Updated: Sun, May 10
Updated: Sun, May 10
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Whetstone Capital Advisors, LLC
8.04%
Weintraub (Michael)
7.38%
BlackRock Institutional Trust Company, N.A.
5.76%
Royce Investment Partners
4.73%
Vanguard Capital Management, LLC
3.65%
Other
70.44%
Shareholders
Shareholders
Proportion
Whetstone Capital Advisors, LLC
8.04%
Weintraub (Michael)
7.38%
BlackRock Institutional Trust Company, N.A.
5.76%
Royce Investment Partners
4.73%
Vanguard Capital Management, LLC
3.65%
Other
70.44%
Shareholder Types
Shareholders
Proportion
Investment Advisor
35.58%
Investment Advisor/Hedge Fund
22.54%
Individual Investor
12.68%
Hedge Fund
11.85%
Research Firm
5.43%
Pension Fund
0.98%
Bank and Trust
0.13%
Other
10.83%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
300
15.47M
82.46%
-5.16M
2025Q4
288
14.19M
76.12%
-6.10M
2025Q3
268
13.52M
72.70%
-5.62M
2025Q2
261
14.95M
80.84%
-7.34M
2025Q1
267
15.34M
83.16%
-6.19M
2024Q4
295
14.49M
78.68%
-4.45M
2024Q3
303
15.96M
87.07%
-2.38M
2024Q2
340
16.48M
89.93%
-3.43M
2024Q1
347
15.94M
87.64%
-3.60M
2023Q4
378
15.63M
86.21%
-4.61M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Whetstone Capital Advisors, LLC
1.51M
8.04%
--
--
Dec 31, 2025
Weintraub (Michael)
1.38M
7.38%
--
--
Apr 29, 2025
BlackRock Institutional Trust Company, N.A.
1.08M
5.76%
+23.33K
+2.21%
Dec 31, 2025
Royce Investment Partners
682.03K
3.64%
+4.70K
+0.69%
Dec 31, 2025
Kennedy Capital Management LLC
673.92K
3.59%
-998.00
-0.15%
Dec 31, 2025
William Blair & Company, L.L.C. (Research)
582.59K
3.11%
-8.55K
-1.45%
Dec 31, 2025
Rice Hall James & Associates, LLC
590.67K
3.15%
+44.86K
+8.22%
Dec 31, 2025
Dimensional Fund Advisors, L.P.
460.91K
2.46%
+63.61K
+16.01%
Dec 31, 2025
Parkman Healthcare Partners LLC
538.65K
2.87%
+29.04K
+5.70%
Dec 31, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
AAM Sawgrass US Small Cap Quality Growth ETF
1.37%
Janus Henderson Small Cap Growth Alpha ETF
0.57%
Invesco Dorsey Wright SmallCap Momentum ETF
0.57%
Even Herd Long Short ETF
0.19%
Vanguard US Multifactor ETF
0.1%
Vanguard US Momentum Factor ETF
0.1%
iShares Micro-Cap ETF
0.06%
Principal U.S. Small-Cap ETF
0.05%
Avantis US Small Cap Equity ETF
0.03%
iShares Russell 2000 Growth ETF
0.02%
View more
AAM Sawgrass US Small Cap Quality Growth ETF
Proportion1.37%
Janus Henderson Small Cap Growth Alpha ETF
Proportion0.57%
Invesco Dorsey Wright SmallCap Momentum ETF
Proportion0.57%
Even Herd Long Short ETF
Proportion0.19%
Vanguard US Multifactor ETF
Proportion0.1%
Vanguard US Momentum Factor ETF
Proportion0.1%
iShares Micro-Cap ETF
Proportion0.06%
Principal U.S. Small-Cap ETF
Proportion0.05%
Avantis US Small Cap Equity ETF
Proportion0.03%
iShares Russell 2000 Growth ETF
Proportion0.02%