Institutional Manager · CIK 0001821984

Rockbridge Investment Management, LCC

Syracuse, NY · File #028-20345

Latest AUM

$1.08B

Positions

135

Top-10 Concentration

77.8%

Filings

Portfolio Value Over Time

2024-03

2024-06

2024-09

2024-12

2025-03

2025-06

2025-09

2025-12

Biggest QoQ Changes

Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.

Action	Issuer	Ticker / CUSIP	Δ Shares	Flow ($)	Price Effect
ADD	SCHWAB STRATEGIC TR	808524839	+999,097	+$23.3M	-$795,880
ADD	DIMENSIONAL ETF TRUST	25434V708	+143,932	+$5.7M	+$3.5M
ADD	VANGUARD SCOTTSDALE FDS	92206C409	+67,374	+$5.4M	-$162,420
ADD	SPDR SERIES TRUST	78464A854	+64,335	+$5.2M	+$896,666
NEW	PROFESIONALLY MANAGED	74316P579	+62,370	+$4.1M	$0
ADD	ISHARES TR	46432F842	+36,097	+$3.2M	+$1.4M
ADD	DIMENSIONAL ETF TRUST	25434V799	+64,167	+$2.2M	+$3.5M
ADD	ISHARES INC	46434G103	+28,633	+$1.9M	+$504,949
ADD	VANGUARD SCOTTSDALE FDS	92206C664	+18,409	+$1.8M	+$141,309
NEW	VANGUARD INSTL INDEX FD	922040845	+16,579	+$1.3M	$0

Sector Allocation

Technology

1.5%$15.8M

Financials

0.4%$4.8M

Consumer Discretionary

0.4%$4.6M

Industrials

0.3%$3.2M

Healthcare

0.2%$1.8M

Communication Services

0.1%$1.3M

Energy

0.1%$734,195

Utilities

0.0%$227,265

Consumer Staples

0.0%$234,130

Filing History

Feb 4, 202613F HOLDINGS REPORTQ/E Dec 2025135 pos · $1.08B
Nov 12, 202513F HOLDINGS REPORTQ/E Sep 2025133 pos · $1.01B
Aug 11, 202513F HOLDINGS REPORTQ/E Jun 2025133 pos · $932.8M
May 14, 202513F HOLDINGS REPORTQ/E Mar 2025130 pos · $845.0M
Feb 12, 202513F HOLDINGS REPORTQ/E Dec 2024132 pos · $780.3M
Nov 1, 202413F HOLDINGS REPORTQ/E Sep 2024129 pos · $772.1M
Aug 14, 202413F HOLDINGS REPORTQ/E Jun 2024117 pos · $705.4M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024106 pos · $565.6M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024645 pos · $460.5M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024109 pos · $568.6M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024101 pos · $424.2M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024801 pos · $650.5M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024108 pos · $542.7M
May 28, 202413F HOLDINGS REPORTQ/E Mar 2024107 pos · $493.4M
May 15, 202413F HOLDINGS REPORTQ/E Mar 2024118 pos · $682.4M

Top 20 Holdings — Dec 2025

#	Issuer	Ticker	Shares	Value	% of Portfolio
1	SCHWAB STRATEGIC TR	808524839	8,957,935	$209.3M	20.42%
2	DIMENSIONAL ETF TRUST	25434V708	3,528,811	$139.7M	13.63%
3	SPDR SERIES TRUST	78464A805	950,335	$78.4M	7.65%
4	DIMENSIONAL ETF TRUST	25434V799	2,187,727	$75.4M	7.35%
5	VANGUARD SCOTTSDALE FDS	92206C409	879,717	$70.1M	6.84%
6	VANGUARD BD INDEX FDS	921937835	819,723	$60.7M	5.92%
7	ISHARES TR	46432F842	670,600	$60.0M	5.85%
8	SPDR SERIES TRUST	78464A854	541,279	$43.4M	4.24%
9	DIMENSIONAL ETF TRUST	25434V732	971,057	$32.1M	3.13%
10	ISHARES INC	46434G103	417,033	$28.0M	2.73%
11	VANGUARD INDEX FDS	922908769	69,310	$23.2M	2.27%
12	SPDR S&P 500 ETF TR	SPY	26,919	$18.4M	1.79%
13	ISHARES TR	464288521	279,540	$15.9M	1.55%
14	SCHWAB STRATEGIC TR	808524888	311,504	$14.2M	1.38%
15	VANGUARD TAX-MANAGED FDS	921943858	177,638	$11.1M	1.08%
16	SPDR SERIES TRUST	78464A649	422,532	$10.9M	1.06%
17	VANGUARD SCOTTSDALE FDS	92206C664	101,531	$10.1M	0.99%
18	SCHWAB STRATEGIC TR	808524102	346,819	$9.1M	0.89%
19	SPDR SERIES TRUST	78464A300	96,693	$8.8M	0.86%
20	APPLE INC	AAPL	30,121	$8.2M	0.80%