FMUN
Fidelity Systematic Municipal Bond Index ETF
Fidelity Merrimack Street Trust
ETFIndex fund

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
1201
Top-10 weight
7.77%
Effective holdings ?
457
Crowding ?
18.5

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB CCEDEV 3,975,000 $4.06M 2.28%
2 Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A KYSPWR 1,530,000 $1.62M 0.91%
3 Salt River Project Agricultural Improvement & Power District, Series 2016 A, Ref. RB 1,495,000 $1.52M 0.85%
4 UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000 UNVHGR 1,000,000 $1.11M 0.62%
5 MAIN STR NAT GA 4% 9/1/2052 MAIUTL 1,000,000 $1.01M 0.57%
6 Pennsylvania Turnpike Commission, Series 2024 850,000 $929.50K 0.52%
7 State of California 800,000 $922.42K 0.52%
8 Southeast Energy Authority, Alabama, Revenue Bonds, Cooperative District Energy Supply Series 2025B SEEPWR 850,000 $873.29K 0.49%
9 TRIBOROUGH NY BRIDGE & TUNNEL AUTH PAYROLL MOBILITY TAX 910,000 $844.63K 0.47%
10 State of Illinois, Series 2024B ILS 780,000 $837.87K 0.47%
11 NY TRANS CORP 5.375% 6/30/2060 @ 795,000 $787.84K 0.44%
12 MAIN STR NAT GA 5% MT MAIUTL 700,000 $741.77K 0.42%
13 BLACK BELT-SER-C 680,000 $721.23K 0.40%
14 LOS ANGELES UNIF SD-A 630,000 $709.70K 0.40%
15 California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2022 A-1, RB CCEDEV 670,000 $678.17K 0.38%
16 LOS ANGELES DEPT-C 595,000 $658.47K 0.37%
17 NY MTA TRANSP 5% 11/15/2052 650,000 $657.44K 0.37%
18 NY TRANS FIN AUTH-E 705,000 $638.08K 0.36%
19 CO ST HLTH FACS AUTH 655,000 $634.57K 0.36%
20 NEW YORK ST DORM AUTH ST PERSONAL INCOME TAX REVENUE 600,000 $630.62K 0.35%
21 Black Belt Energy Gas District, Series D BBEUTL 570,000 $603.11K 0.34%
22 PORT NY NJ 5% 10/15/2034 AMT 580,000 $588.17K 0.33%
23 STATE OF NEW YORK PERSONAL INCOME TAX REVENUE 5.0% 03-15-55 570,000 $582.01K 0.33%
24 NJ TRANSPRTN TRUST-BB NJSTRN 550,000 $572.54K 0.32%
25 WI PUBTRN 5.75 12/31/2065 PUBTRN 560,000 $571.47K 0.32%
26 NYC WTR 5.25% 6/15/53 540,000 $563.91K 0.32%
27 SLT LAKE U 5% 7/1/2029 @ 525,000 $537.20K 0.30%
28 NY STATE UR D 5% 3/15/2036 500,000 $535.67K 0.30%
29 South Miami Health Facilities Authority, Inc. (Baptist Health South Florida Obligated Group), Series 2017, Ref. RB 520,000 $533.53K 0.30%
30 Black Belt Energy Gas District (The), Series 2023 B, RB BBEUTL 490,000 $523.00K 0.29%
31 STATE OF NEW YORK PERSONAL INCOME TAX REVENUE 4.0% 03-15-54 595,000 $520.74K 0.29%
32 WA ST 5% 8/1/2046 490,000 $510.65K 0.29%
33 CALIFORNIA ST HLTH FACS FING AUTH REVENUE 490,000 $509.20K 0.29%
34 PENNSYLVANIA ST-1ST 510,000 $506.20K 0.28%
35 State of Connecticut, Series 2019A 480,000 $505.96K 0.28%
36 NYC NY 5.25% 10/1/47 485,000 $504.79K 0.28%
37 TRIBOROUGH NY BRIDGE & TUNNEL AUTH SALES TAX REVENUE 480,000 $495.64K 0.28%
38 SAN DIEGO REGL -A 545,000 $489.91K 0.27%
39 NYC TRANS FIN AUTH-A1 465,000 $482.80K 0.27%
40 ALLGNY CNTY HDA 5% 7/15/2032 450,000 $476.03K 0.27%
41 STATE OF NEW JERSEY 5.0% 06-15-43 460,000 $473.62K 0.27%
42 TRIBOROUGH NY BRIDGE & TUNNEL AUTH PAYROLL MOBILITY TAX 540,000 $471.18K 0.26%
43 ALLEG PA ARPT 5% 1/1/2051 @ 465,000 $464.07K 0.26%
44 PORT NY NJ 5% 9/1/2028 @ 440,000 $462.48K 0.26%
45 NYC TRANSITIONAL FIN 440,000 $460.80K 0.26%
46 State of Minnesota, Series 2021A 455,000 $459.99K 0.26%
47 NYC NY 5% 9/1/2048 445,000 $456.32K 0.26%
48 IL ST TOLL HWY -A-REF 405,000 $454.13K 0.25%
49 JEA FL WTSW 3% 10/1/2036 475,000 $448.22K 0.25%
50 OK TPK AUTH-A 475,000 $440.04K 0.25%
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